Calcium carbonate reacts with nitric acid as follows. CaCO3(s) + 2HNO3(aq) + Ca(NO3)2(aq) + H20(l) + CO2(g)
0.05 mol of calcium carbonate was added to a solution containing 0.08 mol of nitric acid.
Which of the following statements is true?
A 0.05 mol of carbon dioxide is produced.
B 0.08 mol of calcium nitrate is produced.
C Calcium carbonate is in excess by 0:01 mol.
D Nitric acid is in excess by 0.03 mol.

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

Ill give u brainliest pls how is mass of carbon conserved during cellular respiration